Blowerproof Liquid Airtightness System
Two products derived from the same formula, a fibre reinforced brush applied membrane and a liquid spray version with no fibres. The brush version is used to seal penetrations, connections, window jambs and difficult to treat applications and as a preparatory treatment before spray applications for larger areas.
The brush version is a unique and simple way to provide a permanent secure and flexible seal between a wide range of substrates with no primers or adhesives required. Available as a 5Kg tub or in a convenient 300g cartridge. This versatile product is a must for any building project where reducing air leakage is desired.Simple, clean and easy to use keeping a tub of this on site means you never miss an opportunity to seal up gaps just when you need to.